<template>
  <div class="son2">
    <button @click="toFather2">点击传值给父组件</button>
  </div>
</template>
 
<script>
  export default {
    methods: {
      toFather2(){
          this.$emit('son2','子组件给父组件传的值：不赖呀，90%')
      }
    }
  }
</script>

<style>

</style>